1116303540 has 48 divisors (see below), whose sum is σ = 3409801920. Its totient is φ = 270618880.

The previous prime is 1116303527. The next prime is 1116303547. The reversal of 1116303540 is 453036111.

It is a super-2 number, since 2×1116303540² = 2492267186833063200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1116303540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116303547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 845025 + ... + 846344.

It is an arithmetic number, because the mean of its divisors is an integer number (71037540).

Almost surely, 2^1116303540 is an apocalyptic number.

1116303540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116303540 is an abundant number, since it is smaller than the sum of its proper divisors (2293498380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1116303540 is a wasteful number, since it uses less digits than its factorization.

1116303540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691392 (or 1691390 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1116303540 is about 33411.1289842172. The cubic root of 1116303540 is about 1037.3550702863.

Adding to 1116303540 its reverse (453036111), we get a palindrome (1569339651).

The spelling of 1116303540 in words is "one billion, one hundred sixteen million, three hundred three thousand, five hundred forty".